Home / 30,733.32-42,411.87-17,304.63

Finding the Fourth Proportional to 30,733.32, 42,411.87 and 17,304.63

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Solution

The fourth proportional to 30,733.32, 42,411.87 and 17,304.63 is: 23,880.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,733.32 : 42,411.87 = 17,304.63 : x
  2. Step 2: Convert to fraction form
    30,733.32/42,411.87 = 17,304.63/x
  3. Step 3: Cross multiply
    30,733.32x = 42,411.87 × 17,304.63
  4. Step 4: Simplify right side
    30,733.32x = 733,921,717.96
  5. Step 5: Solve for x
    x = 733,921,717.96/30,733.32
  6. Step 6: Final answer
    x = 23,880.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.